Home / 779,731.49-1,170,063.80-716,279.33

Finding the Fourth Proportional to 779,731.49, 1,170,063.80 and 716,279.33

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Solution

The fourth proportional to 779,731.49, 1,170,063.80 and 716,279.33 is: 1,074,847.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,731.49 : 1,170,063.80 = 716,279.33 : x
  2. Step 2: Convert to fraction form
    779,731.49/1,170,063.80 = 716,279.33/x
  3. Step 3: Cross multiply
    779,731.49x = 1,170,063.80 × 716,279.33
  4. Step 4: Simplify right side
    779,731.49x = 838,092,516,751.07
  5. Step 5: Solve for x
    x = 838,092,516,751.07/779,731.49
  6. Step 6: Final answer
    x = 1,074,847.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.